xref: /petsc/src/snes/tutorials/output/ex22_1.out (revision c4762a1b19cd2af06abeed90e8f9d34fb975dd94)
1*c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 12
2*c4762a1bSJed Brown      Linear solve converged due to CONVERGED_RTOL iterations 12
3*c4762a1bSJed Brown    Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
4*c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 8
5*c4762a1bSJed Brown    Linear solve converged due to CONVERGED_RTOL iterations 8
6*c4762a1bSJed Brown  Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
7*c4762a1bSJed Brown  Linear solve converged due to CONVERGED_RTOL iterations 8
8*c4762a1bSJed Brown  Linear solve converged due to CONVERGED_RTOL iterations 8
9*c4762a1bSJed BrownNonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 2
10*c4762a1bSJed BrownSNES Object: 2 MPI processes
11*c4762a1bSJed Brown  type: newtonls
12*c4762a1bSJed Brown  maximum iterations=50, maximum function evaluations=10000
13*c4762a1bSJed Brown  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
14*c4762a1bSJed Brown  total number of linear solver iterations=16
15*c4762a1bSJed Brown  total number of function evaluations=729
16*c4762a1bSJed Brown  norm schedule ALWAYS
17*c4762a1bSJed Brown  total number of grid sequence refinements=2
18*c4762a1bSJed Brown  SNESLineSearch Object: 2 MPI processes
19*c4762a1bSJed Brown    type: bt
20*c4762a1bSJed Brown      interpolation: cubic
21*c4762a1bSJed Brown      alpha=1.000000e-04
22*c4762a1bSJed Brown    maxstep=1.000000e+08, minlambda=1.000000e-12
23*c4762a1bSJed Brown    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
24*c4762a1bSJed Brown    maximum iterations=40
25*c4762a1bSJed Brown  KSP Object: 2 MPI processes
26*c4762a1bSJed Brown    type: fgmres
27*c4762a1bSJed Brown      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
28*c4762a1bSJed Brown      happy breakdown tolerance 1e-30
29*c4762a1bSJed Brown    maximum iterations=10000, initial guess is zero
30*c4762a1bSJed Brown    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
31*c4762a1bSJed Brown    right preconditioning
32*c4762a1bSJed Brown    using UNPRECONDITIONED norm type for convergence test
33*c4762a1bSJed Brown  PC Object: 2 MPI processes
34*c4762a1bSJed Brown    type: mg
35*c4762a1bSJed Brown      type is FULL, levels=3 cycles=v
36*c4762a1bSJed Brown        Not using Galerkin computed coarse grid matrices
37*c4762a1bSJed Brown    Coarse grid solver -- level -------------------------------
38*c4762a1bSJed Brown      KSP Object: (mg_coarse_) 2 MPI processes
39*c4762a1bSJed Brown        type: gmres
40*c4762a1bSJed Brown          restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
41*c4762a1bSJed Brown          happy breakdown tolerance 1e-30
42*c4762a1bSJed Brown        maximum iterations=6, initial guess is zero
43*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
44*c4762a1bSJed Brown        left preconditioning
45*c4762a1bSJed Brown        using PRECONDITIONED norm type for convergence test
46*c4762a1bSJed Brown      PC Object: (mg_coarse_) 2 MPI processes
47*c4762a1bSJed Brown        type: none
48*c4762a1bSJed Brown        linear system matrix = precond matrix:
49*c4762a1bSJed Brown        Mat Object: 2 MPI processes
50*c4762a1bSJed Brown          type: mffd
51*c4762a1bSJed Brown          rows=21, cols=21
52*c4762a1bSJed Brown            Matrix-free approximation:
53*c4762a1bSJed Brown              err=1.49012e-08 (relative error in function evaluation)
54*c4762a1bSJed Brown              Using wp compute h routine
55*c4762a1bSJed Brown                  Does not compute normU
56*c4762a1bSJed Brown    Down solver (pre-smoother) on level 1 -------------------------------
57*c4762a1bSJed Brown      KSP Object: (mg_levels_1_) 2 MPI processes
58*c4762a1bSJed Brown        type: gmres
59*c4762a1bSJed Brown          restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
60*c4762a1bSJed Brown          happy breakdown tolerance 1e-30
61*c4762a1bSJed Brown        maximum iterations=3, nonzero initial guess
62*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
63*c4762a1bSJed Brown        left preconditioning
64*c4762a1bSJed Brown        using NONE norm type for convergence test
65*c4762a1bSJed Brown      PC Object: (mg_levels_1_) 2 MPI processes
66*c4762a1bSJed Brown        type: none
67*c4762a1bSJed Brown        linear system matrix = precond matrix:
68*c4762a1bSJed Brown        Mat Object: 2 MPI processes
69*c4762a1bSJed Brown          type: mffd
70*c4762a1bSJed Brown          rows=39, cols=39
71*c4762a1bSJed Brown            Matrix-free approximation:
72*c4762a1bSJed Brown              err=1.49012e-08 (relative error in function evaluation)
73*c4762a1bSJed Brown              Using wp compute h routine
74*c4762a1bSJed Brown                  Does not compute normU
75*c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
76*c4762a1bSJed Brown    Down solver (pre-smoother) on level 2 -------------------------------
77*c4762a1bSJed Brown      KSP Object: (mg_levels_2_) 2 MPI processes
78*c4762a1bSJed Brown        type: gmres
79*c4762a1bSJed Brown          restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
80*c4762a1bSJed Brown          happy breakdown tolerance 1e-30
81*c4762a1bSJed Brown        maximum iterations=3, nonzero initial guess
82*c4762a1bSJed Brown        tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
83*c4762a1bSJed Brown        left preconditioning
84*c4762a1bSJed Brown        using NONE norm type for convergence test
85*c4762a1bSJed Brown      PC Object: (mg_levels_2_) 2 MPI processes
86*c4762a1bSJed Brown        type: none
87*c4762a1bSJed Brown        linear system matrix = precond matrix:
88*c4762a1bSJed Brown        Mat Object: 2 MPI processes
89*c4762a1bSJed Brown          type: mffd
90*c4762a1bSJed Brown          rows=75, cols=75
91*c4762a1bSJed Brown            Matrix-free approximation:
92*c4762a1bSJed Brown              err=1.49012e-08 (relative error in function evaluation)
93*c4762a1bSJed Brown              Using wp compute h routine
94*c4762a1bSJed Brown                  Does not compute normU
95*c4762a1bSJed Brown    Up solver (post-smoother) same as down solver (pre-smoother)
96*c4762a1bSJed Brown    linear system matrix = precond matrix:
97*c4762a1bSJed Brown    Mat Object: 2 MPI processes
98*c4762a1bSJed Brown      type: mffd
99*c4762a1bSJed Brown      rows=75, cols=75
100*c4762a1bSJed Brown        Matrix-free approximation:
101*c4762a1bSJed Brown          err=1.49012e-08 (relative error in function evaluation)
102*c4762a1bSJed Brown          Using wp compute h routine
103*c4762a1bSJed Brown              Does not compute normU
104